Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The average person will go on a date at least 100 times before they finally marry.
33
Your fingernails grow faster in summer.
744
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13